How To Fix /IWBEP/SBDSP_DM005 - Mapping entry must contain constant value or an entity set property

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWBEP/SBDSP_DM -

• Message number: 005

• Message text: Mapping entry must contain constant value or an entity set property

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IWBEP/SBDSP_DM005 - Mapping entry must contain constant value or an entity set property ?

  The SAP error message /IWBEP/SBDSP_DM005 Mapping entry must contain constant value or an entity set property typically occurs in the context of SAP Gateway and OData services when there is an issue with the mapping configuration in the Data Model (DM) or the Service Definition.
  Cause:
  This error indicates that a mapping entry in your OData service is incorrectly defined. Specifically, it suggests that the mapping is expected to either contain a constant value or reference a property from an entity set, but it does not. This can happen due to:
  
  Incorrect Mapping Configuration: The mapping entry in the service definition may not be properly set up to reference a valid property or constant.
  Missing Properties: The entity set may not have the properties defined that you are trying to map.
  Typographical Errors: There may be typos in the property names or constant values in the mapping configuration.
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Check Mapping Configuration:
  
  Go to the SAP Gateway Service Builder (transaction code SEGW).
  Open the relevant project and navigate to the Data Model.
  Review the mapping entries for the entity set in question. Ensure that each mapping entry correctly references either a constant value or a property from the entity set.
  
  
  
  Define Missing Properties:
  
  If the mapping is supposed to reference a property that does not exist, you need to define that property in the entity set.
  Ensure that the property is correctly defined in the entity type and is part of the entity set.
  
  
  
  Correct Typographical Errors:
  
  Double-check for any typographical errors in the property names or constant values in the mapping configuration.
  
  
  
  Test the Service:
  
  After making the necessary changes, regenerate the runtime artifacts (right-click on the project and select "Generate").
  Test the OData service again to see if the error persists.
  
  
  
  Check for Documentation:
  
  Refer to the SAP documentation or help resources for additional guidance on mapping configurations and best practices.
  
  
  
  Related Information:
  
  SAP Gateway: This is a technology that allows you to connect devices, environments, and platforms to SAP systems via OData services.
  OData Services: Open Data Protocol (OData) is a standard protocol for creating and consuming data APIs.
  Service Builder (SEGW): This is the tool used to create and manage OData services in SAP.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting the SAP Community for further assistance.